Shelf joint



FIG. 1 is a front elevational view of a shelf joint showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a left side elevational view;

FIG. 6 is a right side elevational view;

FIG. 7 is a sectional view taken in the direction of the arrows on line 7--7 of FIG. 5;

FIG. 8 is a top, front and right side perspective view;

FIG. 9 is an exploded top, front, and right side perspective view; and,

FIG. 10 is a reduced perspective view, the broken line showing of the pipes, and additional joints being for illustrative purposes only. 

The ornamental design for a shelf joint, as shown and described. 